Proteasome Definition
prōtē-ə-sōm
noun
A cellular protein complex consisting of proteolytic enzymes that mainly degrade endogenous proteins that are damaged, pathogenic, or no longer necessary, such as cyclins.
American Heritage
Other Word Forms of Proteasome
Noun
Singular:
proteasome
Plural:
proteasomesOrigin of Proteasome
Alteration of earlier prosome (influenced by protease) pro(grammed) from the earlier belief that proteasomes played a role in regulating messenger RNA translation –some
From American Heritage Dictionary of the English Language, 5th Edition
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